The community for Bitcoin builders

bool CheckProofOfWork(

uint256 hash, unsigned int nBits, const Params& params

) {

bool fNeg;

bool fOvf;

arith_uint256 bnTarget;

bnTarget.SetCompact(nBits, &fNeg, &fOvf);

arith_uint256 limit = UintToArith256(params.powLimit);

if (fNeg || bnTarget == 0 || fOvf || bnTarget > limit)

return false;

if (UintToArith256(hash) > bnTarget)

return false;

return true;

}

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01
· CONNECT

Connect with peers working towards a Bitcoin-led future

Engineers

shadowy coder, wizard, cypherpunk

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product, architect, entrepreneur

Contributors

tinkerer, early adopter, bitcoiner
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· LEARN

Infrastructure
for Bitcoin builders

Anyone, anywhere can get started.
A tech stack that's designed to be used.
Confidential Transactions
Cryptographic protocol hiding assets and amounts on Liquid.
Miniscript
Language for writing Bitcoin Scripts in a structured way.
Liquidity Ads
Open balanced channels directly with peers automatically.
CLBOSS
Autopilot for your Core Lightning node.
Federations
Censorship resistance via a federated trust model.
Elements
Advanced blockchain features extending the Bitcoin protocol.
BOLT12
Native static invoices: no web server required.
Greenlight
Run a provisioned node while retaining the keys on the device.
Simplicity
Language and machine model for blockchain-based smart contracts.
Covenants
New capabilities to Bitcoin, new ways to custody coins.
PeerSwap
Balance channels by facilitating atomic swaps with direct peers.
Plugins
Lightning node plugins written in any popular programming language.
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· INTERACT

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Come for the events, resources and people.

Stay for the future you build with others.

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Process
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Work on Bitcoin full time

Connect through events, join a program to fast-track success, or simply explore this space to learn something new.
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Start learning
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Get travel and accommodations covered & learn from the international community.
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Core Lightning
Liquid Network
Blockstream
Become a contributor, get expert help to build your product.
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05
· THE PEOPLE

You're in good company

Dr. Adam Back
Co-founder & CEO - Blockstream
Lisa Neigut
Lightning Protocol Engineer - Blockstream
Rusty Russell
Core Tech Engineer - Blockstream
Scott Millar
Founder, SideSwap
Justin Dhingra
Chief Strategy Officer - Crypto Garage
Basak Haznedaroglu
Head of Design - Blockstream
Priscille Baiget
Head of Product - STOKR
Roy Sheinfeld
Co-founder & CEO - Breez
Wiz
Co-founder - mempool.space
Zero Fee Routing
CLN Node Operator
Adi Shankara
Senior Product Manager - Blockstream
Diamaan Gueye
Product Manager – STOKR
Samson Mow
CEO - Jan3
Burak Kecegeli
Founder - Bitmatrix
Andrew Poelstra
Director of Research - Blockstream
Marco Argentieri
Founder - Vulpem Ventures
Christian Decker
Core Tech Engineer - Blockstream
Shahana Farooqi
Frontend Engineer - Blockstream
Florin Pavel
CTO - Digital Markets
Devzor
CLN Node Operator
Simona Macellari
Co-founder - Seven Labs

The future of Bitcoin is on Layer-2
‍
‍What will you build?

Join the community building on Liquid.
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Join the community building on Lightning.
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